#!/usr/bin/env python
# -*- coding: utf-8 -*-
#code:utf-8
#
# Copyright(C) 2011 SupDo.com
# Licensed under the GUN License, Version 3.0 (the "License");
# 
# File:        saleModel.py
# Author:    KuKei
# Create Date: 2012-05-28
# Description: 销售部分模型
# Modify Date: 2012-05-28